Advertisement

Chilianoside I

Reference work entry

CAS Registry Number: 222541-62-0 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Dammarane Type – 1β,2α,3β,20(R),24ξ-Pentahydroxy-dammar-25-ene

Biological source: Rhoiptelea chiliantha [1]

C38H64O11: 696.444

[α]D15 + 22.0° (c 0.2, MeOH) [1]

FAB-MSm/z: 719 (M + Na)+ [1]

1H NMR (300 MHz, J/Hz, C5D5N): 0.97, 0.99, 1.02, 1.11, 1.12, 1.40, 1.92 (s, CH3-30, 29, 28, 21, 19, 18, 27), 2.17 (s, Ac), 3.27 (d, J = 9.0, H-3), 3.45 (d, J = 9.0, H-1), 3.85 (t, J = 9.0, H-2), 4.43 (t, J = 6.0, H-24), 5.27, 5.25 (s, CH2-26)

β-D-Glcp: 5.02 (d, J = 8.0, H-1), 5.63 (t, J = 8.0, H-2), 4.63 (d, J = 11.0, Ha-6) [1]

13 C NMR (75 MHz, C 5D 5N): [ 1]

Table 1

C-1

83.9

C-16

25.7

Glc-1

103.5

2

72.3

17

50.55, 50.48

2

75.6

3

92.3

18

16.2

3

75.4

4

40.4

19

14.6

4

72.0

5

53.6

20

74.5

5

78.9

6

18.2

21

25.09, 25.04

6

62.5

7

35.7

22

39.40, 39.32

Ac-1

170.1

8

41.5

23

30.61, 30.51

2

21.4

9

52.5

24

76.27, 76.20

   

10

43.4

25

149.6

   

11

24.9

References

  1. 1.
    Z.-H. Jiang, R. Fukuoka, F. Aoki, T. Tanaka, I. Kouno, Chem. Pharm. Bull. 47, 257 (1999)CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2013

Personalised recommendations